U.S. patent application number 13/825965 was filed with the patent office on 2013-07-25 for coffee maker funnel.
This patent application is currently assigned to GUANGDONG XINBAO ELECTRIC JOINT-STOCK LTD.. The applicant listed for this patent is Jiangang Guo, Yongchun Zeng. Invention is credited to Jiangang Guo, Yongchun Zeng.
Application Number | 20130186281 13/825965 |
Document ID | / |
Family ID | 43481415 |
Filed Date | 2013-07-25 |
United States Patent
Application |
20130186281 |
Kind Code |
A1 |
Guo; Jiangang ; et
al. |
July 25, 2013 |
COFFEE MAKER FUNNEL
Abstract
A coffee maker funnel comprises a funnel body (1) and a
coffee-brewing head assembly (2), The coffee-brewing head assembly
(2) comprises a funnel lid (4), a coffee powder press disc body
(6), a sprinkler disc (9), and a connecting tube (13). The upper
part of the funnel lid (4) is connected to the upper part of the
funnel body (1). The lower part of the funnel lid (4) is connected
to the upper part of the coffee powder press disc body (6). The
connecting tube (13) connects a water inlet joint assembly (11)
disposed on the funnel lid (4) and a water outlet joint assembly
(10) disposed on the coffee powder press disc body (6). The
sprinkler disc (9) is disposed below the water outlet joint
assembly (10) and fastened on the bottom of the coffee powder press
disc body (6). Disposed between the upper part of the funnel lid
(4) and the lower part of the coffee powder press disc body (6) is
a spring (5) for compacting coffee powder inside of the funnel body
(1). A funnel o-ring, (8) is disposed between the outer wall of the
coffee powder press disc body (6) and the inner wall of the funnel
body (1), such that a relatively sealed cavity is formed between
the coffee powder press disc body (6) and the funnel body (1). The
present funnel is technically simple and be operated with ease and
flexibility. In addition to enhancing the coffee quality, the
funnel is safe, reliable, and low in production cost.
Inventors: |
Guo; Jiangang; (Guangdong,
CN) ; Zeng; Yongchun; (Guangdong, CN) |
|
Applicant: |
Name |
City |
State |
Country |
Type |
Guo; Jiangang
Zeng; Yongchun |
Guangdong
Guangdong |
|
CN
CN |
|
|
Assignee: |
GUANGDONG XINBAO ELECTRIC
JOINT-STOCK LTD.
FoShan City, Guangdong
CN
|
Family ID: |
43481415 |
Appl. No.: |
13/825965 |
Filed: |
November 26, 2011 |
PCT Filed: |
November 26, 2011 |
PCT NO: |
PCT/CN2011/082995 |
371 Date: |
March 25, 2013 |
Current U.S.
Class: |
99/287 |
Current CPC
Class: |
A47J 31/36 20130101;
A47J 31/3666 20130101 |
Class at
Publication: |
99/287 |
International
Class: |
A47J 31/36 20060101
A47J031/36 |
Foreign Application Data
Date |
Code |
Application Number |
Sep 26, 2010 |
CN |
201010292995.5 |
Claims
1. A funnel for coffee maker comprising a funnel body and a
coffee-brewing head assembly, the funnel body being a hollow
container for receiving coffee power of variable amounts, the
coffee-brewing head assembly being detachably connected to the
funnel body, wherein the coffee-brewing head assembly comprises a
funnel lid, a coffee powder press disc body, a sprinkler disc, and
a connecting tube, an upper part of the funnel lid being connected
to an upper part of the funnel body, an lower part of the funnel
lid being connected to an upper part of the coffee powder press
disc body, wherein the connecting tube is connected with a water
inlet joint assembly disposed on the funnel lid and a water outlet
joint assembly disposed on the coffee powder press disc body,
wherein the sprinkler disc is disposed below the water outlet joint
assembly and fastened on the bottom of the coffee powder press disc
body, wherein disposed between the upper part of the funnel lid and
the lower part of the coffee powder press disc body is a spring for
compacting coffee powder inside of the funnel body, wherein the
coffee powder press disc body is movable within the funnel body
under the force of the spring and capable of compacting the coffee
powder within the funnel body, and wherein a funnel o-ring is
disposed between an outer wall of the coffee powder press disc body
and an inner wall of the funnel body, such that a relatively sealed
cavity is foamed between the coffee powder press disc body and the
funnel body.
2. The funnel for coffee maker of claim 1, wherein the funnel
o-ring is provided on an outer wall of the coffee powder press disc
body.
3. The funnel for coffee maker of claim 1, wherein the lower part
of the funnel lid is detachably connected with the upper part of
the coffee powder press disc body through a snap structure.
4. The funnel for coffee maker of claim 1, wherein the funnel lid
is movably connected to the water inlet joint assembly.
5. The funnel for coffee maker of claim 1, wherein the funnel lid
has a snap structure for coupling with the funnel body, such that
the funnel lid and the funnel body can be detachably connected.
6. The funnel for coffee maker of claim 1, wherein the connecting
tube is a silicone tube.
7. The funnel for coffee maker of claim 1, wherein a filter is
provided at bottom of the funnel body.
Description
FIELD OF THE INVENTION
[0001] The present invention relates to a funnel of coffee maker
and, in particular, to a modified funnel of coffee maker.
BACKGROUND OF THE INVENTION
[0002] Drip coffee makers available on the market directly use a
beating device to heat water and flows the heated water through a
spray head to uniformly distribute the water onto coffee powder
when brewing coffee. During this process, no pressure is applied on
the coffee powder, resulting in incomplete extraction of coffee
powder. Chinese patent application CN2824794Y, published on 11 Oct.
2006, disclosed a brewing device for coffee maker, which comprises
an upper brewing part fixed to the main body of the coffee maker
and connected to a water supply, and a lower brewing part connected
to the outlet of coffee liquid and matched with the upper brewing
part to form a brewing cavity. The lower brewing part is a sprayer.
The upper and lower brewing parts can be screwed together. The
brewing device of this kind was said to be structurally simple, and
the sealed cavity, formed by the connection of the upper and lower
brewing parts, improved brewing quality under suitable pressure and
temperature. However, the disclosed brewing device has a potential
safety problem when the upper brewing part is unintentionally
opened during brewing.
SUMMARY OF THE INVENTION
[0003] An object of the present invention is to provide a funnel of
coffee maker that is technically simple and operated with ease and
flexibility. In addition to enhancing the coffee quality, the
funnel is safe, reliable, and low in production cost.
[0004] To achieve the object, a funnel for coffee maker is provided
which comprises a funnel body and a coffee-brewing head assembly.
The funnel body is a hollow container for receiving coffee power of
various amounts.
[0005] The coffee-brewing head assembly is detachably connected to
the funnel body. The coffee-brewing head assembly comprises a
funnel lid, a coffee powder press disc body, a sprinkler disc, and
a connecting tube. The upper part of the funnel lid is connected to
the upper part of the funnel body. The lower part of the funnel lid
is connected to the upper part of the coffee powder press disc
body. The connecting tube connects a water inlet joint assembly
disposed on the funnel lid and a water outlet joint assembly
disposed on the coffee powder press disc body. The sprinkler disc
is disposed below the water outlet joint assembly and fastened on
the bottom of the coffee powder press disc body.
[0006] Disposed between the upper part of the funnel lid and the
lower part of the coffee powder press disc body is a spring for
compacting coffee powder inside of the funnel body. The coffee
powder press disc body is movable within the funnel body under the
force of the spring and can compact the coffee powder within the
Funnel body.
[0007] A funnel o-ring is disposed between the outer wall of the
coffee powder press disc body and the inner all of the funnel body,
such that a relatively sealed cavity is formed between the coffee
powder press disc body and the funnel body.
[0008] The funnel o-ring is provided on the outside wall of the
coffee powder press disc body. The lower part of the funnel lid is
detachably connected with the upper part of the coffee powder press
disc body. The funnel lid is movably connected to the water inlet
joint assembly.
[0009] The funnel lid has a snap structure for coupling with the
funnel body, such that the funnel lid and the funnel body can be
detachably connected.
[0010] The connecting tube is a silicone tube. A filter is provided
at bottom of the funnel body.
[0011] As a spring is provided between the upper part of the funnel
lid and the lower part of the coffee powder press disc body, and
the coffee powder press disc body is movable within the funnel body
under the force of the spring and can compact the coffee powder
within the funnel body, the hot water will flow through the
compacted coffee powder and be forced to flow through the filter
disposed at bottom of the funnel body, such that the coffee liquid
flowing out of the filter is produced under a pressure, which
improves the quality of coffee liquid. In addition, the funnel
o-ring is provided between the outer wall of the coffee powder
press disc body and the inner wall of the funnel body such that the
funnel o-ring enables to form a sealed cavity between the press
disc body and the funnel body to ensure that the use of the funnel
is safe and reliable. The funnel of coffee maker provided by the
present invention is technically simple and operated with ease and
flexibility. In addition to enhancing the coffee quality, the
funnel is safe, reliable, and low in production cost.
BRIEF DESCRIPTION OF THE DRAWINGS
[0012] FIG. 1 shows a coffee-brewing head assembly according to one
example of the present invention.
[0013] FIG. 2 is a sectional view showing the funnel body having a
large amount of coffee powder.
[0014] FIG. 3 is a sectional view showing the funnel body having a
small amount of coffee powder.
[0015] FIG. 4 shows a funnel lid according to one example of the
present invention.
[0016] In the figures, 1-funnel body, 2-coffee-brewing head
assembly, 3-filter, 4-funnel Lid, 5-spring, 6-coffee powder press
disc assembly, 8-funnel o-ring, 9-sprinkler disc, 10-water outlet
joint assembly, 11-water inlet joint assembly, 12-snap structure,
13-connecting tube.
DETAILED DESCRIPTION OF THE INVENTION
[0017] With reference to the FIGS. 1 to 4, a funnel for coffee
maker is provided which comprises a funnel body 1 and a
coffee-brewing head assembly 2. The funnel body 1 is a hollow
container for receiving coffee power 14 of various amounts.
[0018] The coffee-brewing head assembly 2 is detachably connected
to the funnel body 1. The coffee-brewing head assembly 2 comprises
a funnel lid 4, a coffee powder press disc body 6, a spring 5, a
sprinkler disc 9, and a connecting tube 13. The upper part of the
funnel lid 4 is connected to the upper part of the funnel body 1.
The lower part of the funnel lid 4 is connected to the upper part
of the coffee powder press disc body 6. The connecting tube 13
connects a water inlet joint assembly 11 disposed an the funnel lid
4 and a water outlet joint assembly 10 disposed on the coffee
powder press disc body 6. The sprinkler disc 9 is disposed below
the water outlet joint assembly 10 and fastened on the bottom of
the coffee powder press disc body 6.
[0019] Disposed between the upper part of the funnel lid 4 and the
lower part of the coffee powder press disc body 6 is a spring 5 for
compacting coffee powder inside of the funnel body 1. The coffee
powder press disc body 6 is movable within the funnel body 1 under
the force of the spring 5 and can compact the coffee powder 14
within the funnel body 1.
[0020] A funnel o-ring 8 is disposed between the outer wall of the
coffee powder press disc body 6 and the inner wall of the funnel
body 1, such that a relatively sealed cavity is formed between the
coffee powder press disc body 6 and the funnel body 1.
[0021] In the present example, the connecting tube 13 is a silicone
tube. The funnel o-ring is disposed at outer wall of the press disc
body 6. in addition, the lower part of the funnel lid 4 is provided
with a sliding rail assembly for engaging with the upper part of
the press disc body 6.
[0022] In the present example, the lower part of the funnel lid 4
is detachably connected to the upper part of the press disc body 6
through a snap structure 15.
[0023] The funnel lid 4 is movably connected to the water inlet
joint assembly 11. The funnel lid 4 has a snap structure 12 for
coupling with the funnel body 1, such that the funnel lid 4 and the
fennel body 1 can be detachably connected.
[0024] In addition, a filter 3 is provided at bottom of the funnel
body 1.
[0025] The coffee maker is operated as follows. Coffee powder 14
with variable amounts can be loaded to the funnel body 1 and the
latter is covered by the coffee brewing head assembly 2. The press
disc assembly 6 of the coffee-brewing head assembly 2 will apply a
force on the coffee powder under the effect of the spring 5 to
compact the coffee powder 14. Due to the funnel o-ring 8, a
relatively sealed cavity is formed between the press disc assembly
6 and the funnel body 1. Hot water flows from the water inlet joint
assembly 11 of the funnel lid 4, through the connecting tube 13 and
the water outlet joint assembly 10 of the press disc assembly 6,
and finally to the sprinkler disc 9 to distribute onto the
compacted coffee powder within the sealed cavity.
[0026] As the coffee powder is compacted by the press disc assembly
6 and the spring 5, the hot water will flow through the compacted
coffee powder and be forced to flow through the filter 3 disposed
at bottom of the funnel body 1, such that the coffee liquid flowing
out of the filter is produced under a pressure, which improves the
quality of coffee liquid.
[0027] When brewing coffee, the brewing head assembly 2 is
separated from the funnel body 1 and a desired amount of coffee
powder is loaded, followed by returning the brewing head assembly 2
back to its position; the whole funnel is then mounted to the
coffee maker and the water inlet joint assembly 11 of the funnel
lid 4 is connected to water source of the coffee maker; the coffee
maker is then actuated to flow water from the water inlet joint
assembly 11 of the funnel lid 4, through the connecting tube 13 and
the water outlet joint assembly 10 of the press disc assembly 6,
and finally to the sprinkler disc 9 to distribute onto the
compacted coffee powder within the sealed cavity; if it is desired
to continue brewing, the same procedure is repeated.
[0028] It should be understood that various example embodiments
have been described with reference to the accompanying drawings in
which only some example embodiments are shown. The present
invention, however, may be embodied in many alternate forms and
should not be construed as limited to only the example embodiments
set forth herein.
* * * * *